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參數(shù)資料
| 型號： | MAX472CSA |
| 廠商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分類： | 電源管理 |
| 英文描述： | Precision, High-Side Current-Sense Amplifiers |
| 中文描述： | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO8 |
| 封裝： | SOP-8 |
| 文件頁數(shù)： | 3/12頁 |
| 文件大?。?/td> | 120K |
| 代理商： | MAX472CSA |
M
Prec ision, High-S ide
Current-S ense Amplifiers
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS—MAX472
(V
CC
= +3V to +36V, RG1 = RG2 = 200
, T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical values are at T
A
= +25°C.)
Note 2:
V
OS
is defined as the input voltage (V
SENSE
) required to give minimum I
OUT
.
Note 3:
V
SENSE
is the voltage across the sense resistor.
V
SHDN
= 2.4V
MAX472C
MAX472E
V
SHDN
= 0V
I
LOAD
= 0A, excludes I
SIGN
; V
CC
= 3V to 20V
V
SHDN
= 2.4V; V
CC
= 3V to 20V
V
SIGN
= 0.3V
V
SIGN
= 36V
V
CC
= 10V,
V
SENSE
= 3mV
3V
≤
V
CC
≤
36V, V
SENSE
= 100mV
V
CC
= 10V
I
RG1
- I
GR2
CONDITIONS
V
0
1
V
CC
- 1.5
V
OUT
R
OUT
OUT Output Voltage Range
OUT Output Resistance
μA
1.0
I
IH
SHDN Input High Current
V
2.4
V
IH
SHDN Input High Voltage
μA
1.0
I
IL
SHDN Input Low Current
V
0.3
V
IL
SHDN Input Low Voltage
μA
1.5
18.0
I
CC(SHDN)
Shutdown Supply Current
mA
0.1
SIGN Output Sink Current
μA
1.0
SIGN Output Leakage Current
μV
60
140
SIGN Threshold (V
SENSE
required to switch SIGN)
60
120
%/V
0.1
PSRR
Power-Supply Rejection Ratio
120
140
35
±3.0
±2
±2.5
μA
20
48
I
CC
V
3
36
V
CC
Supply Voltage
Supply Current
μA
±3.0
Low-Level OUT Error
±2.5
μA
2.5
3
μV
V
OS
Input Offset Voltage
(Note 2)
μA
μA
20
±0.4
I
RG1
, I
RG2
I
OS
Input Bias Current
Input Bias-Current Matching
UNITS
MIN
TYP
MAX
SYMBOL
PARAMETER
I
OUT
= 1.5mA
V
SENSE
= 5mV to 150mV, R
OUT
= 2k
,
C
OUT
= 50pF, 10% to 90%
3
M
OUT Rise, Fall Time
t
R
, t
F
4
μs
OUT Settling Time to 1%
of Final Value
t
s
V
SENSE
= 5mV to 150mV, R
OUT
= 2k
,
C
OUT
= 50pF
15
μs
Maximum Output Current
I
OUT
1.5
mA
MAX472C
MAX472E
MAX472C
MAX472E
V
CC
= 10V,
V
SENSE
= 0V
No-Load OUT Error
MAX472C
MAX472E
V
SENSE
= 100mV,
V
CC
= 10V (Note 3)
I
RG
/I
OUT
OUT Current Accuracy
MAX472C
MAX472E
%
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相關(guān)代理商/技術(shù)參數(shù) |
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|---|---|
| MAX472CSA+ | 功能描述:特殊用途放大器 RoHS:否 制造商:Texas Instruments 通道數(shù)量:Single 共模抑制比（最小值）: 輸入補(bǔ)償電壓: 工作電源電壓:3 V to 5.5 V 電源電流:5 mA 最大功率耗散: 最大工作溫度:+ 70 C 最小工作溫度:- 40 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-20 封裝:Reel |
| MAX472CSA+T | 功能描述:特殊用途放大器 RoHS:否 制造商:Texas Instruments 通道數(shù)量:Single 共模抑制比（最小值）: 輸入補(bǔ)償電壓: 工作電源電壓:3 V to 5.5 V 電源電流:5 mA 最大功率耗散: 最大工作溫度:+ 70 C 最小工作溫度:- 40 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-20 封裝:Reel |
| MAX472CSA-T | 功能描述:特殊用途放大器 RoHS:否 制造商:Texas Instruments 通道數(shù)量:Single 共模抑制比（最小值）: 輸入補(bǔ)償電壓: 工作電源電壓:3 V to 5.5 V 電源電流:5 mA 最大功率耗散: 最大工作溫度:+ 70 C 最小工作溫度:- 40 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-20 封裝:Reel |
| MAX472EPA | 功能描述:特殊用途放大器 RoHS:否 制造商:Texas Instruments 通道數(shù)量:Single 共模抑制比（最小值）: 輸入補(bǔ)償電壓: 工作電源電壓:3 V to 5.5 V 電源電流:5 mA 最大功率耗散: 最大工作溫度:+ 70 C 最小工作溫度:- 40 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-20 封裝:Reel |
| MAX472EPA+ | 功能描述:特殊用途放大器 RoHS:否 制造商:Texas Instruments 通道數(shù)量:Single 共模抑制比（最小值）: 輸入補(bǔ)償電壓: 工作電源電壓:3 V to 5.5 V 電源電流:5 mA 最大功率耗散: 最大工作溫度:+ 70 C 最小工作溫度:- 40 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-20 封裝:Reel |
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